Descriptive statistics (n, %, mean and SD) for outcome and exposure variables
| Variable | N | Per cent |
|---|---|---|
| Parental TV viewing per weekday | ||
| <2 h | 182 | 24.3 |
| ≥2 h | 568 | 75.7 |
| Child TV viewing per weekday | ||
| <2 h | 286 | 38.1 |
| ≥2 h | 464 | 61.9 |
| Parent multiscreen viewing per weekday | ||
| <1 h | 236 | 31.5 |
| ≥1 h | 514 | 68.5 |
| Child multiscreen viewing per weekday | ||
| <1 h | 454 | 60.5 |
| ≥1 h | 296 | 39.5 |
| Parent computer time per weekday | ||
| <1 h | 306 | 40.8 |
| ≥1 h | 444 | 59.2 |
| Child computer time per weekday | ||
| <1 h | 663 | 88.4 |
| ≥1 h | 87 | 11.6 |
| Parental games console time per weekday | ||
| None | 617 | 82.3 |
| Some | 133 | 17.7 |
| Child games console time per weekday | ||
| None | 393 | 52.4 |
| Some | 357 | 47.6 |
| Parental smart-phone time per weekday | ||
| None | 420 | 56.0 |
| Some | 330 | 44.0 |
| Child smart-phone time per weekday | ||
| None | 380 | 50.7 |
| Some | 370 | 49.3 |
| Mean | N | |
|---|---|---|
| SV is valuable family time (disagree—agree, 1–5 scale) | 2.8 | 0.9 |
| SV keeps child entertained (disagree—agree, 1–5 scale) | 3.2 | 1.0 |
| SV helps child relax (disagree—agree, 1–5 scale) | 3.3 | 1.0 |
| SV helps to educate children (disagree—agree, 1–5 scale) | 3.1 | 0.9 |
| Number of pieces of media equipment in home (0–8) | 5.9 | 1.4 |
| Number of pieces of media equipment in child's bedroom (0–8) | 1.3 | 1.4 |
SV, screen-viewing.